Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8015608 | Systems and methods for preventing unauthorized use of digital content | Richard B. LeVine, Andrew R. Lee, John J. Hart, III | 2011-09-06 |
| 7944806 | Method for modifying optical path on optical recording medium having distortion regions | John J. Hart, III, Richard B. LeVine, Andrew R. Lee | 2011-05-17 |